Liberty Oilfield Services Inc. (NYSE:LBRT) Q4 2021 Earnings Conference Call February 9, 2022 10:00 AM ET Company Participants Chris Wright - Chief Executive Officer Michael Stock - Chief Financial Officer Ron Gusek - President Conference Call Participants Arun Jayaram - JPMorgan Chase & Co. Ian MacPherson - Piper Sandler Neil Mehta - Goldman Sachs Chase Mulvehill - Bank of America Merrill Lynch Scott Gruber - Citigroup Inc. Waqar Syed - ATB Capital Markets Inc. Taylor Zurcher - Tudor, Pickering, Holt & Co. ...